West Indies vs England, third Test: live scoreboard from St Lucia ENG (277 & 325/4) lead WI (154) by 448 runs It was a great day of cricket – for those who believe that Test matches should be restricted to four days. Had it been a four-dayer, England would have had to put their skates on instead of steady accumulation, much of it against modest off-spin, until they took a lead of 448 into day four. Joe Root took advantage of the circumstances to make his first score of note in this series – which, after 40 runs in the first two Tests, had been on course to be his leanest – and his 16th Test hundred. Those circumstances were as unintense as Test cricket can be, in the third innings of a dead-rubber game when the side with a big first innings lead builds to a declaration. It had to be done – to give Mark Wood and Moeen Ali plenty of runs to play with – but it was routine stuff after the pyrotechnics. Root, who reached his hundred off 189 balls, was particularly adept at low-risk accumulation against spin. Had he been adept at low-risk accumulation against…